The answer of all of this is 18 because 18.1 months so if you do the math you get 18-7x+20^2
Answer:
8/7 min = 
Step-by-step explanation:
A rate 2 2/3 = 8/3 min per tank
B rate 2 min per tank
thus:
A rate = 3/8 tank per min
B rate = 1/2 tank per min
A+ B = 3/8 + 4/8 = 7/8 tank per min
7/8 x = 1
x = 8/7 min
Answer:
x = 15
Step-by-step explanation:
I have this all put under a photo. Let me know if you need any explanation
where's the table??if you post the table I will help you
The answer to this question is D and B